Yuko Katsuragi was orphaned at a young age and managed to live a steady life….. until it all changed on the night of his 18th birthday when he stumbled upon a bunch of shadows crawling their way up from the ground and trying to fuse in with nearby passersby. Yuko has a curious nature and with one shadow successfully crawling their way inside a man, Yuko couldn’t resist the temptation to investigate. After a series of unexpected events… and running, Yuko met an oddly dressed man who turned out to be his relative…..? “I came from a floating nation above the clouds? I was prophesied to live a miserable life and was brought here to live normally?” With Yuko’s new found life and strange new origins, he now struggles to navigate his upcoming reality.